反应详情

10.00 g (25.6 mmol) of 2-(4-Chloro-phenylsulfonylamino)4,5-dimethoxy-benzoyl chloride were mixed with 300 ml of toluene, 4.49 g (25.6 mmol) of 4-aminobenzenesulfonyl fluoride were added and the mixture was heated under reflux for 4 h. After cooling the precipitated solid was filtered off with suction and washed with toluene. 11.71 g (87%) of the title compound having a melting point of 216-219° C. were obtained.

1. additionwere added
2. temperaturethe mixture was heated
3. temperatureunder reflux for 4 h
4. temperatureAfter cooling the precipitated solid
5. filtrationwas filtered off with suction
6. washwashed with toluene
7. customwere obtained